真兰仪表：未涉及芯片设计制造环节

Core Viewpoint - The company, Zhenlan Instrument (301303.SZ), relies on externally sourced chips for its smart instruments, while its core algorithms and software functionalities are developed in-house, without involvement in chip design and manufacturing [1] Group 1 - The company utilizes externally purchased chips for its smart instrument products [1] - The core algorithms and software for the company's products are developed independently [1] - There is no involvement from the company in the design and manufacturing of chips [1]